@article{fdi:010053156, title = {{P}eriodic host absence can select for higher or lower parasite transmission rates}, author = {van den {B}erg, {F}. and {B}aca{\¨e}r, {N}icolas and {M}etz, {J}. {A}. {J}. and {L}annou, {C}. and van den {B}osch, {F}.}, editor = {}, language = {{ENG}}, abstract = {{T}his paper explores the effect of discontinuous periodic host absence on the evolution of pathogen transmission rates by using {R}-0 maximisation techniques. {T}he physiological consequence of an increased transmission rate can be either an increased virulence, i.e. there is a transmission-virulence trade-off or ii) a reduced between season survival, i.e. there is a transmission-survival trade-off. {T}he results reveal that the type of trade-off determines the direction of selection, with relatively longer periods of host absence selecting for higher transmission rates in the presence of a trade-off between transmission and virulence but lower transmission rates in the presence of a trade-off between transmission and between season survival. {T}he fact that for the transmission-virulence trade-off both trade-off parameters operate during host presence whereas for the transmission-survival trade-off one operates during host presence (transmission) and the other (survival) during the period of host absence is the main cause for this difference in selection direction. {M}oreover, the period of host absence seems to be the key determinant of the pathogen's transmission rate. {C}omparing plant patho-systems with contrasting biological features suggests that airborne plant pathogens respond differently to longer periods of host absence than soil-borne plant pathogens.}, keywords = {{B}asic reproduction number ; {D}amping-off ; {P}otato blight ; {S}eason ; trade-off ; {T}ake-all ; {V}irulence trade-off ; {Y}ellow rust}, booktitle = {}, journal = {{E}volutionary {E}cology}, volume = {25}, numero = {1}, pages = {121--137}, ISSN = {0269-7653}, year = {2011}, DOI = {10.1007/s10682-010-9387-0}, URL = {https://www.documentation.ird.fr/hor/fdi:010053156}, }